unsigned char test_png[] = {
  0x89, 0x50, 0x4e, 0x47, 0x0d, 0x0a, 0x1a, 0x0a, 0x00, 0x00, 0x00, 0x0d,
  0x49, 0x48, 0x44, 0x52, 0x00, 0x00, 0x00, 0x11, 0x00, 0x00, 0x00, 0x1d,
  0x08, 0x00, 0x00, 0x00, 0x00, 0x69, 0xc4, 0xd8, 0x5d, 0x00, 0x00, 0x00,
  0x04, 0x67, 0x41, 0x4d, 0x41, 0x00, 0x00, 0xb1, 0x8f, 0x0b, 0xfc, 0x61,
  0x05, 0x00, 0x00, 0x00, 0x20, 0x63, 0x48, 0x52, 0x4d, 0x00, 0x00, 0x7a,
  0x26, 0x00, 0x00, 0x80, 0x84, 0x00, 0x00, 0xfa, 0x00, 0x00, 0x00, 0x80,
  0xe8, 0x00, 0x00, 0x75, 0x30, 0x00, 0x00, 0xea, 0x60, 0x00, 0x00, 0x3a,
  0x98, 0x00, 0x00, 0x17, 0x70, 0x9c, 0xba, 0x51, 0x3c, 0x00, 0x00, 0x00,
  0x02, 0x62, 0x4b, 0x47, 0x44, 0x00, 0xff, 0x87, 0x8f, 0xcc, 0xbf, 0x00,
  0x00, 0x00, 0x07, 0x74, 0x49, 0x4d, 0x45, 0x07, 0xe5, 0x01, 0x05, 0x10,
  0x01, 0x1a, 0x78, 0xbc, 0x92, 0x58, 0x00, 0x00, 0x00, 0x21, 0x49, 0x44,
  0x41, 0x54, 0x28, 0xcf, 0x63, 0xfc, 0xcf, 0x80, 0x06, 0x58, 0xbe, 0x53,
  0x49, 0xe4, 0x1b, 0xcd, 0x4c, 0xa6, 0x9d, 0xc8, 0xe0, 0x77, 0x33, 0x59,
  0x2e, 0x64, 0xe4, 0x64, 0x20, 0x08, 0x00, 0xba, 0x56, 0x1a, 0x86, 0xef,
  0x69, 0x45, 0x49, 0x00, 0x00, 0x00, 0x25, 0x74, 0x45, 0x58, 0x74, 0x64,
  0x61, 0x74, 0x65, 0x3a, 0x63, 0x72, 0x65, 0x61, 0x74, 0x65, 0x00, 0x32,
  0x30, 0x32, 0x31, 0x2d, 0x30, 0x31, 0x2d, 0x30, 0x35, 0x54, 0x31, 0x36,
  0x3a, 0x30, 0x31, 0x3a, 0x32, 0x36, 0x2b, 0x30, 0x30, 0x3a, 0x30, 0x30,
  0x45, 0xd2, 0x38, 0xae, 0x00, 0x00, 0x00, 0x25, 0x74, 0x45, 0x58, 0x74,
  0x64, 0x61, 0x74, 0x65, 0x3a, 0x6d, 0x6f, 0x64, 0x69, 0x66, 0x79, 0x00,
  0x32, 0x30, 0x32, 0x31, 0x2d, 0x30, 0x31, 0x2d, 0x30, 0x35, 0x54, 0x31,
  0x36, 0x3a, 0x30, 0x31, 0x3a, 0x32, 0x36, 0x2b, 0x30, 0x30, 0x3a, 0x30,
  0x30, 0x34, 0x8f, 0x80, 0x12, 0x00, 0x00, 0x00, 0x00, 0x49, 0x45, 0x4e,
  0x44, 0xae, 0x42, 0x60, 0x82
};
unsigned int test_png_len = 281;
